Jonas Gartmann / BSP_DISCO_F429ZI

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STM32F429I DISCOVERY SDRAM Private Functions
Functions

STM32F429I DISCOVERY SDRAM Private Functions
[STM32F429I DISCOVERY SDRAM]

Functions

uint8_t BSP_SDRAM_Init (void)
 Initializes the SDRAM device.
void BSP_SDRAM_Initialization_sequence (uint32_t RefreshCount)
 Programs the SDRAM device.
uint8_t BSP_SDRAM_ReadData (uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
 Reads an mount of data from the SDRAM memory in polling mode.
uint8_t BSP_SDRAM_ReadData_DMA (uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
 Reads an mount of data from the SDRAM memory in DMA mode.
uint8_t BSP_SDRAM_WriteData (uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
 Writes an mount of data to the SDRAM memory in polling mode.
uint8_t BSP_SDRAM_WriteData_DMA (uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
 Writes an mount of data to the SDRAM memory in DMA mode.
uint8_t BSP_SDRAM_Sendcmd (FMC_SDRAM_CommandTypeDef *SdramCmd)
 Sends command to the SDRAM bank.
void BSP_SDRAM_DMA_IRQHandler (void)
 Handles SDRAM DMA transfer interrupt request.
__weak void BSP_SDRAM_MspInit (SDRAM_HandleTypeDef *hsdram, void *Params)
 Initializes SDRAM MSP.
__weak void BSP_SDRAM_MspDeInit (SDRAM_HandleTypeDef *hsdram, void *Params)
 DeInitializes SDRAM MSP.

Function Documentation

void BSP_SDRAM_DMA_IRQHandler ( void   )

Handles SDRAM DMA transfer interrupt request.

Definition at line 315 of file stm32f429i_discovery_sdram.c.

uint8_t BSP_SDRAM_Init ( void   )

Initializes the SDRAM device.

Definition at line 102 of file stm32f429i_discovery_sdram.c.

void BSP_SDRAM_Initialization_sequence ( uint32_t  RefreshCount )

Programs the SDRAM device.

Parameters:
RefreshCount,:SDRAM refresh counter value

Definition at line 163 of file stm32f429i_discovery_sdram.c.

__weak void BSP_SDRAM_MspDeInit ( SDRAM_HandleTypeDef *  hsdram,
void *  Params 
)

DeInitializes SDRAM MSP.

Note:
This function can be surcharged by application code.
Parameters:
hsdram,:pointer on SDRAM handle
Params,:pointer on additional configuration parameters, can be NULL.

Definition at line 447 of file stm32f429i_discovery_sdram.c.

__weak void BSP_SDRAM_MspInit ( SDRAM_HandleTypeDef *  hsdram,
void *  Params 
)

Initializes SDRAM MSP.

Note:
This function can be surcharged by application code.
Parameters:
hsdram,:pointer on SDRAM handle
Params,:pointer on additional configuration parameters, can be NULL.

Definition at line 326 of file stm32f429i_discovery_sdram.c.

uint8_t BSP_SDRAM_ReadData ( uint32_t  uwStartAddress,
uint32_t *  pData,
uint32_t  uwDataSize 
)

Reads an mount of data from the SDRAM memory in polling mode.

Parameters:
uwStartAddress: Read start address
pData: Pointer to data to be read
uwDataSize,:Size of read data from the memory

Definition at line 225 of file stm32f429i_discovery_sdram.c.

uint8_t BSP_SDRAM_ReadData_DMA ( uint32_t  uwStartAddress,
uint32_t *  pData,
uint32_t  uwDataSize 
)

Reads an mount of data from the SDRAM memory in DMA mode.

Parameters:
uwStartAddress: Read start address
pData: Pointer to data to be read
uwDataSize,:Size of read data from the memory

Definition at line 243 of file stm32f429i_discovery_sdram.c.

uint8_t BSP_SDRAM_Sendcmd ( FMC_SDRAM_CommandTypeDef *  SdramCmd )

Sends command to the SDRAM bank.

Parameters:
SdramCmd,:Pointer to SDRAM command structure
Return values:
HALstatus

Definition at line 300 of file stm32f429i_discovery_sdram.c.

uint8_t BSP_SDRAM_WriteData ( uint32_t  uwStartAddress,
uint32_t *  pData,
uint32_t  uwDataSize 
)

Writes an mount of data to the SDRAM memory in polling mode.

Parameters:
uwStartAddress: Write start address
pData: Pointer to data to be written
uwDataSize,:Size of written data from the memory

Definition at line 261 of file stm32f429i_discovery_sdram.c.

uint8_t BSP_SDRAM_WriteData_DMA ( uint32_t  uwStartAddress,
uint32_t *  pData,
uint32_t  uwDataSize 
)

Writes an mount of data to the SDRAM memory in DMA mode.

Parameters:
uwStartAddress: Write start address
pData: Pointer to data to be written
uwDataSize,:Size of written data from the memory

Definition at line 283 of file stm32f429i_discovery_sdram.c.

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